The WRCGV6-1397.9-1427.9-1447.9-1477.9-70 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.4279 to 1.4479 GHz, Bandwidth 20 MHz, Insertion Loss 0.8 to 1 dB, Rejection 70 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV6-1397.9-1427.9-1447.9-1477.9-70 can be seen below.